Home / 150,303,658.20-225,455,487.30-99,243,331.80

Finding the Fourth Proportional to 150,303,658.20, 225,455,487.30 and 99,243,331.80

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Solution

The fourth proportional to 150,303,658.20, 225,455,487.30 and 99,243,331.80 is: 148,864,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,303,658.20 : 225,455,487.30 = 99,243,331.80 : x
  2. Step 2: Convert to fraction form
    150,303,658.20/225,455,487.30 = 99,243,331.80/x
  3. Step 3: Cross multiply
    150,303,658.20x = 225,455,487.30 × 99,243,331.80
  4. Step 4: Simplify right side
    150,303,658.20x = 22,374,953,732,244,588
  5. Step 5: Solve for x
    x = 22,374,953,732,244,588/150,303,658.20
  6. Step 6: Final answer
    x = 148,864,997.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.